BDP-BX120, BDP-BX320, BDP-BX520, BDP-S1200, BDP-S3200, BDP-S4200, BDP-S5200 - Sony DVD Service Manual (repair manual). Page 3

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1-1.   Drive Repairing ......................................................................................1-1

1-1-1. Preparation ............................................................................................1-1

1-1-2. Checking Flow ~ Drive (BU) section ~ ................................................1-1

1-1-3. BU Check Flow [zz] ~...........................................................................1-2

1-1-4. BU (Optical Block) Repair Guide .........................................................1-2

1-1-5. BU Adjustment Flow [yy] ~ ..................................................................1-3

1-1-7. BU Data Decode Jig ..............................................................................1-4

1-2 Work when optical device are replaced .....................................................1-4

1-2-1 Laser Caution Label ...............................................................................1-5

1-2-2. In case of BU assy replacement ............................................................1-5

1-2-3. Fact fi nding ............................................................................................1-5

1-2-4. New service method ..............................................................................1-5

1-2-5. BU Data .............................................................................................. 1-5E

2-1.   Disassembly Flow .............................................................................................. 2-1
2-2.   Top Panel And Tray Cover Assy ........................................................................ 2 -1
2-3.   Front Panel, Fr-1303 Board And Wifi  Module .................................................... 2-2
2-4.   Mb-1301 Board and BD Drive ............................................................................ 2-2
2-5.   Circuit Board Location ......................................................................................2-3E

3-1.   Frame Harness .................................................................................................. 3-1
3-2.   Overall Block Diagram ....................................................................................... 3-2
3-3.   Power Block Diagram .......................................................................................3-2E

4-1.  This Note Is Common For Printed Wiring Boards .............................................. 4-1
4-2.  FR-1303 Board (FRONT RIGHT) Printed Wiring Board .................................... 4-2
4-4.  MB-1301 Board(MAIN) Printed Wiring Board (Side A) ....................................... 4-3
4-5.  MB-1301 Board (MAIN) Printed Wiring Board (Side B) ...................................4-4E

7-1. Exploded 

Views 

......................................................................................7-1

7-1-1. Case Section and Main Chassis Section ................................................7-1

7-1-2. BD Section ............................................................................................7-3

7-1-3. Accessories ......................................................................................... 7-4E